Red Wine (3) (YS-50)

Red wine diluted 20 times was analyzed using IC YS-50 (a column for cation chromatography) by non-supprresor method. Galactosamine other than Na⁺, NH₄⁺, K⁺, Mg²⁺ and Ca²⁺ was detected.


Sample : 20 fold diluted Red wine, 10micro-L
1. Galactosamine
2. Na⁺ 7.3ppm
3. NH₄⁺ 5.5ppm
4. K⁺ 46.0ppm
5. Mg²⁺ 2.9ppm
6. Ca²⁺ 5.0ppm

Column       : Shodex IC YS-50 (4.6mmID*125mm) 
Eluent       : 4mM Methanesulfonic acid aq.
Flow rate    : 1.0mL/min
Detector     : Non-suppressed conductivity
Column temp. : 40deg-C